diff --git a/server/controllers/project.controller.js b/server/controllers/project.controller.js
index 41b240a0..07554787 100644
--- a/server/controllers/project.controller.js
+++ b/server/controllers/project.controller.js
@@ -255,6 +255,10 @@ function bundleExternalLibs(project, zip, callback) {
 
     if (!isUrl(src)) {
       numScriptsResolved += 1;
+      if (numScriptsResolved === numScriptTags) {
+        indexHtml.content = serializeDocument(document);
+        callback();
+      }
       return;
     }
 
@@ -281,6 +285,10 @@ function bundleExternalLibs(project, zip, callback) {
     for (let i = 0; i < numScriptTags; i += 1) {
       resolveScriptTagSrc(scriptTags[i], indexHtmlDoc);
     }
+    if (numScriptTags === 0) {
+      indexHtml.content = serializeDocument(document);
+      callback();
+    }
   });
 }